4.o crossword

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Across
  1. 2. process in which a liquid changes to a gas without boiling
  2. 4. state of matter that consists of ions
  3. 6. amount of force pushing against a given area
  4. 9. process in which a gas changes to a liquid
Down
  1. 1. amount of space that matter occupies
  2. 3. state of matter that lacks a fixed volume and a fixed shape
  3. 5. state of matter with a fixed volume but not a fixed shape
  4. 7. of matter solid, liquid, gas, or plasma
  5. 8. state of matter with a fixed volume and a fixed shape